Home / 3,251.72-4,878.06-1,059.74

Finding the Fourth Proportional to 3,251.72, 4,878.06 and 1,059.74

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Solution

The fourth proportional to 3,251.72, 4,878.06 and 1,059.74 is: 1,589.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.72 : 4,878.06 = 1,059.74 : x
  2. Step 2: Convert to fraction form
    3,251.72/4,878.06 = 1,059.74/x
  3. Step 3: Cross multiply
    3,251.72x = 4,878.06 × 1,059.74
  4. Step 4: Simplify right side
    3,251.72x = 5,169,475.30
  5. Step 5: Solve for x
    x = 5,169,475.30/3,251.72
  6. Step 6: Final answer
    x = 1,589.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.